Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880875 | Thermoplastic molding material based on polycarbonate, ASA and vinylaromatics/an-containing copolymers | Georg Wassmuth, Karl Ruppmich, Erhard Seiler, Hermann Gausepohl | 1989-11-14 |